Multiple positive solutions of resonant and non-resonant nonlocal boundary value problems
2007 ◽
Vol 330
(2)
◽
pp. 900-915
◽
2015 ◽
Vol 23
(2)
◽
pp. 279-304
◽
Multiple positive solutions for singular nth-order nonlocal boundary value problems in Banach spaces
2011 ◽
Vol 61
(7)
◽
pp. 1880-1890
◽